export struct ThemeSpace {
    none:length,
    len20:length,
    len40:length,
    len60:length,
    len80:length,
    len120:length,
    len160:length,
    len200:length,
    len240:length,
    len280:length,
    len320:length,
    len360:length,
    len400:length,
    len440:length,
    len480:length,
    len520:length,
    len560:length,
}